UTFGrid

UTFGrid parameters:
Center:     {"x": 122.45 ,"y": 45.59 }
Scale:     0.000000228023
View bounds:

•     Left bottom: {"x": 121.11 , "y":44.26 }
•     Right top : { "x": 123.78 , "y":46.93}

•   Width: 256
•   Height: 256
•   PixcelCellCount: 8